# Bactobio funding: rounds and investors > Bactobio has raised $18M across 5 rounds since 2021. Investors include Pioneer Fund. Every round with its source. Source: https://millionrounds.com/company/bactobio (Millionrounds; every figure on the page links to its filing or article) United Kingdom · [Funded startup](https://millionrounds.com/companies) # Who invested in *Bactobio* 5 rounds we have observed, with the one investor named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it. Biotech Raised 1 month ago Funding summary Updated 26 Oct 2026 **$18M** raised across 5 rounds since 2021, from 5 sources **$3.8M** Round **$7.4M** Round **$4.6M** Round **$2.1M** Round **$496K** Round - **Latest round:** Round, $496K Oct 2026 - **Biggest round:** $7.4M Round · Dec 2022 - **Investors:** 1 See who backed them ## The funding story Each circle is a round, placed by date and sized by amount. The line above is the running total. 2022 2023 2024 2025 2026 **$3.8M** Round **$7.4M** Round **$4.6M** Round **$2.1M** Round **$496K** Round - **First round:** Round, $3.8M - **Biggest round:** $7.4M - **Usual gap between rounds:** 19 months ## The rounds - **Oct 2026** Round **$496K** No investor was named in the report. Shares issued, filed with Companies House (SH01); no report of this raise yet - **Apr 2026** Round **$2.1M** No investor was named in the report. Shares issued, filed with Companies House (SH01); no report of this raise yet - **Jun 2024** Round **$4.6M** No investor was named in the report. Shares issued, filed with Companies House (SH01); no report of this raise yet - **Dec 2022** Round **$7.4M** *1 new* [Pioneer Fund](https://millionrounds.com/fund/pioneer-fund-2) Source recorded - **Jun 2021** Round **$3.8M** No investor was named in the report. Shares issued, filed with Companies House (SH01); no report of this raise yet ## Founders and team From Bactobio's own website: 3 founders, 20 on the team. **Dr Daniel Hansen** Co-founder & CEO **Dr Mark Wilkinson** Co-founder & CSO **Victoria Van Lennep** Co-founder of Lendable - **Hugh Grant** Last CEO of Monsanto - **Dr Anne Grijzenhout** Chief of Staff - **Dr Jordan Ang** Head of Data Science - **Dr Laura Stone** Head of Microbial Generation - **Dr Sibyl Batey** Head of Discovery Chemistry - **Dr Venkat Gopinarayanan** Head of Engi - **Aditya Jain** Finance & Operations Lead - **Alina Zvjagina** Office Manager & Executive Assistant - **Douglas Cook** Software Engineering Lead - **Dr Frederick Annang** Senior Scientist - **Dr Henry Wilkinson** Product Development Lead - **Dr Katharine Hammond** Product Lead - **Dr Ke Yan Wen** Process Innovation Team Lead - **Dr Lauren Ames** Senior Scientist - **Dr Paolo Guerra** Senior Scientist - **Dr Romain Strock** Senior Machine Learning Scientist - **Johan Öberg** Managing Director & Senior Partner (BCG) - **Jon Rimmer** Senior Software Engineer And 2 more on the team. ## Everyone who backed them [Pioneer Fund](https://millionrounds.com/fund/pioneer-fund-2) Private equity **1** round Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=bactobio). ## Quick answers about Bactobio ### Who invested in Bactobio? Bactobio's investors include Pioneer Fund. ### How much has Bactobio raised? Bactobio has raised $18M across 5 rounds since 2021. ### When did Bactobio last raise? Bactobio's most recent round, $496K, was in Oct 2026. ### What was Bactobio's biggest round? Bactobio's largest round on record is $7.4M (Undisclosed round), in Dec 2022. ### Who backed Bactobio first? Bactobio's first round on record, in Dec 2022, was backed by Pioneer Fund. ### What stage is Bactobio at? Bactobio's latest named round is an Undisclosed round, in Dec 2022. ### Where is Bactobio based? Bactobio is based in the United Kingdom. ## Companies like Bactobio In the same sector, and raised in the last eighteen months. [**HydRegen** $12M · Oct 2026](https://millionrounds.com/company/hydregen)[**OMass Therapeutics** $442M · Oct 2026](https://millionrounds.com/company/omass-therapeutics)[**CMR Surgical** $1.1B · Oct 2026](https://millionrounds.com/company/cmr-surgical)[**Living Optics** $61M · Oct 2026](https://millionrounds.com/company/living-optics)[**RHYTHM AI** $23M · Sept 2026](https://millionrounds.com/company/rhythm-ai)[**Aptadir Therapeutics** $47M · Sept 2026](https://millionrounds.com/company/aptadir-therapeutics) ## Find investors like these Search every investor by what they have actually funded, then narrow to your stage and market. Free. Open the investor searchOr these rounds in the app